Sorry scratch that "The parameters available are those listed under /proc/sys/". On Mon, Nov 19, 2012 at 10:18 AM, Adam Carter wrote: > man sysctl > > > > On Mon, Nov 19, 2012 at 4:06 AM, Mick wrote: > >> On Sunday 18 Nov 2012 14:15:39 Thanasis wrote: >> > on 11/18/2012 04:13 PM Thanasis wrote the following: >> > > on 11/18/2012 02:37 PM Mick wrote the following: >> > >> I would like to check the difference between the power management >> > >> profile settings of 'default' and 'auto' for my radeon card. I can >> > >> change it from default with: >> > >> >> > >> # echo auto > /sys/class/drm/card0/device/power_profile >> > >> >> > >> # cat /sys/class/drm/card0/device/power_profile >> > >> auto >> > >> >> > >> but, upon reboot it has reverted back to 'default' :-( >> > >> >> > >> >> > >> I looked under sysctl but can't find anything. How can I set the >> > >> profile to 'auto' to survive between reboots? >> > > >> > > create a script in /etc/local.d as root and make it executable : >> > > >> > > cd /etc/local.d >> > > cat > set_radeon_to_auto >> > > echo auto > /sys/class/drm/card0/device/power_profile >> > > (CTRL-D) >> > > chmod +x set_radeon_to_auto >> > >> > Correction: the name of the script must end in .start >> > like: >> > set_radeon_to_auto.start >> >> Thanks Thanasis, the start up script works fine, but was wondering if >> that was >> the only way to set it up. >> -- >> Regards, >> Mick >> > >